Integration of HEC-RAS with MODFLOW using mf6Voronoi Studio and Model Muse - Tutorial

In this tutorial on the integration of HEC-RAS with MODFLOW using mf6Voronoi Studio and Model Muse, we will develop a complete step-by-step practical example, starting from an already built unsteady model in HEC-RAS from which we will export key depth and hydraulic elevation data for a specific datetime, information from which we will generate the optimized simulation voronoi mesh that we will later import into ModelMuse to structure our groundwater model incorporating River and General Head Boundary (GHB) boundary conditions, concluding with a detailed analysis of the distribution of hydraulic heads and the evaluation of the dynamic interaction between the different sections of the river and the aquifer system.

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River Aquifer Groundwater Flow Model with mf6Voronoi Studio and Model Muse - Tutorial

This tutorial demonstrates how to build and simulate a groundwater model focused on river-aquifer interactions using open-source software. The workflow begins in mf6Voronoi Studio, where a Voronoi grid mesh is generated to capture complex spatial geometries efficiently. The mesh is then imported into ModelMuse, where key aquifer properties and essential boundary conditions—including general head, river, well, recharge, and evapotranspiration—are configured. After running the model, the simulated results are evaluated through an analysis of the water balance and head distribution.

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Mesh Generation of Regional MODFLOW 6 Groundwater Flow Models with mf6Voronoi - Tutorial

In this tutorial we introduce mf6Voronoi, a specialized tool for generating optimized Voronoi meshes for regional groundwater models capable of spanning thousand of square kilometers. The video demonstrates how to set up and run a Python script using Anaconda Prompt, leveraging Dask parallel processing to refine mesh resolution along key rivers and riparian ecosystems while maintaining a coarse discretization elsewhere. By utilizing multi-core computing, the workflow reduces total mesh generation time by approximately 40–45%, delivering a high-resolution, multi-scale MODFLOW 6 mesh consisting of over 150,000 cells in just a few minutes.

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